Kenzie-hughes



(No Moaei.

. Brw. M. HUGHES.- STEAM CHEST COVER CASING.

"Patented Sept. 19,1893.

UNrTnD STATES PATENT OFFICE.

EDWARD WILLIAM MACKENZIE-HUGHES, OF CHICAGO, ILLINOIS, ASSIGNOR TO THEFOX SOLID PRESSED STEEL COMPANY, OF SAME PLACE.

STEAM-CHEST-COVER CASING.

SPECIFICATION forming part of Letters Patent No. 505,164. datedSeptember 19, 1893.

Application filed June 21. 1889.

To all whom it may concern.-

Be it known that I, EDWARD WILLIAM MAC- KENZIE-HUGHES, of Ohicago,Cookcounty, Illi nois, have invented a new and usefullmprovelnentinSteam-Ohest-Cover Casings, of which the following is a full, true, andexact description, reference being had to the accompanying drawings.

This invention relates to an improvement in steam chest cover casingsmade of pressed steel.

My invention will be readily understood from the accompanying drawings,in which Figure 1, represents a plan View; and Fig. 2, a central sectionthrough Fig. 1.

The cover A consists of a top B and side 0 having surrounding corrugatedrib or projection D surrounding the cover of the steam chest. The top Bis provided with numerous small elevations E pressed in the steel in theprocess of making the cover, and with a central cylindrical projection Fhaving an opening G therethrough for the passage of the oil cup stem. Bythe formation shown the structure is made sufficiently strong forparticular Serial No. 315,1 35. (No model.)

purposes; While, at the same time, the weight is greatly reduced. TheWhole structure is pressed into its completed shape from a suitableblank in one operation. In this Way I produce an article which ispractically indeo corrugation between the top and side, the pro 40jection F surrounding an opening in the top, and isolated projections E,substantially as described.

In testimony whereof I have signed my name -to this specification in thepresence of 4 two subscribing Witnesses.

A EDWARD WILLIAM MAOKENZIEJIUGHES. Witnesses:

W. S. HARTWELL, WM. Voss.

